/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package ProductServlets;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import UserManager.*;
import javax.servlet.http.HttpSession;

/**
 *
 * @author dizonfarleyjr
 */
@WebServlet(name = "purchaseProduct", urlPatterns = {"/purchaseProduct"})
public class purchaseProduct extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        
        
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        HttpSession session = request.getSession();
        try {
            
            int prodid = Integer.parseInt(request.getParameter("productid"));
            float prodprice = Float.parseFloat(request.getParameter("productprice"));            
            //User UserInfo = (User) session.getAttribute("UserData");
            String username = (String) session.getAttribute("loggedName");
            CreditCard CardInfo = (CreditCard) session.getAttribute("CardData");
            
            
            Transaction newTransaction = new Transaction();
                    
            newTransaction.setCreditNumber(CardInfo.getCreditNumber());
            newTransaction.setProductID(prodid);
            newTransaction.setUserID(username);
            newTransaction.setQuantity(Integer.parseInt(request.getParameter("quantityValue")));
            newTransaction.setPrice(prodprice);

            
            int result = new ProductManager().purchaseProduct(newTransaction);
            if(result == 1){
                Product newView = new Product();
                newView.setProductID(newTransaction.getProductID());
                new ProductManager().viewProduct(newView);
                session.setAttribute("ProdData", newView);
                session.setAttribute("TransData", newTransaction);
                response.sendRedirect("purchaseNotice.jsp?notice=success");
            }
            else if (result == 6){
                response.sendRedirect("purchaseNotice.jsp?notice=insufficient");
            }
            else if (result == 7){
                response.sendRedirect("purchaseNotice.jsp?notice=outofstock");
            }
            else if (result == 8){
                response.sendRedirect("purchaseNotice.jsp?notice=invalid");
            }
            else if (result == 5){
                response.sendRedirect("purchaseNotice.jsp?notice=expired");
            }
            //wala pa error check kapag walang inenter na quantity saka kapag nde integer inenter n quantity
        } finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
